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Most patients return to normal daily activities immediately after receiving a Vitamin B12 injection
Some of the characteristic symptoms of this deficiency include: extreme tiredness lack of energy breathlessness feeling faint headaches pale skin noticeable heartbeats (palpitations) loss of appetite and weight loss a decline in your mental abilities (brain fog) irritability depression If youre following a vegan diet and recognise any of the symptoms outlined above (or just wish to prevent them!), a vegan B12 supplement may be required and you have two options available
In the absence of coenzyme B12, tetrahydrofolate cannot be regenerated from its inactive storage form, 5-methyl tetrahydrofolate, resulting in functional folate deficiency
